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extremely inverse curve ........................................... 2-31
inverse curve .......................................................... 2-29
very inverse curve ................................................... 2-30
CUSTOM PROGRAMMABILITY .................................... 1-6
D
DATA ENTRY KEYS .................................................... 8-3
DATA SHEETS
general settings ....................................................... 2-54
DATE/TIME
modifying .................................................................. 8-9
DEFECTIVE BOARDS
locating ..................................................................... 9-5
DEFTIMDELY (Protection Setting 616) ....................... 2-18
DESCRIPTION OF THE LPS-O .................................... 1-4
DIAGNOSTICS
with LPSO-Link ...................................................... 11-25
DIGITAL INPUT
see also CONTACT CONVERTER
DIGITAL OUTPUT
status ...................................................................... 8-21
test ............................................................... 8-14, 11-22
DIGITAL OUTPUT / POWER SUPPLY
block diagram .......................................................... 3-12
circuit board ............................................................ 3-12
DIGITAL OUTPUT TEST ............................................ 4-10
DIGITAL OUTPUTS
test connections .............................................. 4-12, 4-13
DIMENSIONS .............................................................. 7-2
DISABLE OUTPUTS .................................................. 8-10
with LPSO-Link ...................................................... 11-21
DISPLAY
contrast ................................................................... 8-17
description ................................................................ 8-1
messages ................................................................. 8-3
DISPLAY AND KEYPAD TESTS ................................... 4-9
DISPLAY TESTS ......................................................... 4-9
DISPLAYVAL (General Setting 108) ............................. 2-5
DISTANCE FUNCTIONS
Zone 2, Zone 3, and Zone 4 ....................................... 2-9
DISTURBANCE PERIOD ............................................ 1-12
DRAWINGS ................................................................. 6-2
DSP / ANI / COMM / LUI MODULE ............................. 3-13
DUTY
accumulated duty, phase A ........................................ 2-8
accumulated duty, phase B ........................................ 2-8
accumulated duty, phase C ........................................ 2-8
breaker duty .............................................................. 2-8
equipment duty .......................................................... 2-7
total duty ............................................................ 2-7, 2-8
E
ELECTRICAL CONNECTIONS ..................................... 3-5
ELECTRICAL RATINGS ............................................... 7-1
ELEMENTARY DIAGRAM .......................................... 1-25
ENABLE OUTPUTS ................................................... 8-11
with LPSO-Link ...................................................... 11-21
ENABLE/DISABLE PASSWORDS ............................... 8-17
ENCRYPTION
password encryption on the LPS-O .......................... 8-24
GE Power Management
INDEX
END KEY (END) .......................................................... 8-7
ENTER KEY (ENT) ...................................................... 8-3
ENVIRONMENT ........................................................... 3-7
EQUIPMENT DUTY ............................................. 1-13, 2-7
EQUIPMENT GROUNDING .......................................... 4-2
ERROR MESSAGES
keypad/display interface ...........................................8-25
system status ............................................................ 9-4
EVENT
information ...............................................................8-21
list ...........................................................................8-21
EVENT INFORMATION ...............................................8-21
EXPONENT (General Setting 401) ............................... 2-8
EXTERNAL CONNECTIONS ........................................ 3-7
F
FAILURE MESSAGES
960 cpu board ........................................................... 9-6
ANI / DSP board ........................................................ 9-7
communications warnings .......................................... 9-7
description ................................................................ 9-6
magnetics module ..................................................... 9-7
miscellaneous failures ............................................... 9-7
miscellaneous messages ........................................... 9-7
FAQ ............................................................................ A-1
FAULT
request fault information ...........................................8-19
FAULT DETECTOR .................................. 1-12, 2-15, 2-22
FAULT DETECTOR TEST
factory settings .......................................................... 5-2
FAULT REPORT .........................................................1-12
FD
see FAULT DETECTOR
FLAGS
breaker equipment duty alarm .................................... 2-8
number of breaker operations alarm ........................... 2-8
FLASH MEMORY ........................................................1-12
FREQUENTLY ASKED QUESTIONS ............................ A-1
FRONT VIEW .............................................................. 3-1
FUNCTIONAL TESTS
description ................................................................ 5-1
drawings (user settings) ............................................. 6-2
exiting test mode ......................................................5-22
factory settings .......................................................... 5-1
fault detector ............................................................. 5-2
general considerations .............................................. 5-9
general instructions (user settings) ............................ 6-2
ground directional block ............................................. 5-4
ground directional trip ................................................ 5-3
ground directional trip (factory settings) ..................... 5-3
ground instantaneous overcurrent (factory settings) .... 5-5
ground time overcurrent (factory settings) .................. 5-6
IB blocking supervision (factory settings) .................... 5-3
IB blocking supervision (user settings) ......................6-10
IT trip supervision (factory settings) ........................... 5-2
IT trip supervision (user settings) ............................... 6-8
overvoltage (factory settings) ..................................... 5-8
phase instantaneous overcurrent (factory settings) ..... 5-4
phase-reach timer test connections ...........................5-19
phase-to-phase test connections ................................ 5-7
phase-to-phase zone reach .......................................5-10
references (user settings) .......................................... 6-2
LPS-O Line Protection System
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